he's been in law enforcement for 42 years. richard lucero has been named interim chief. >> the board of supervisors apointed a new fire chief. demetriuos shaffer has been appointed fire chief. >>> it was one year ago today that a boy was shot and killed in front of his father's taco truck. that father is calling on police to solve this case in the coming year. >> reporter: at 55th and international dozens honored the life of martinez shot when playing by his father's taco truck. gabriel martinez says he fell apart after his son's death. closed his taco truck for weeks and the áf considered leaving oakland, but then decided something had to be done. >> it's been a year and nothing has happened we're just angry. >> reporter: police released this video of a car carrying the alleged shooter and the martinez family hopes the people protecting the gunman whom police believe looks like this has had time to reconsider and recognize the real victims. >> i hear the ambulance, the police, gunshots, and i just think like who is next. >>